Home / 839,925.10-1,259,089.35-535,464.55

Finding the Fourth Proportional to 839,925.10, 1,259,089.35 and 535,464.55

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Solution

The fourth proportional to 839,925.10, 1,259,089.35 and 535,464.55 is: 802,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,925.10 : 1,259,089.35 = 535,464.55 : x
  2. Step 2: Convert to fraction form
    839,925.10/1,259,089.35 = 535,464.55/x
  3. Step 3: Cross multiply
    839,925.10x = 1,259,089.35 × 535,464.55
  4. Step 4: Simplify right side
    839,925.10x = 674,197,712,207.54
  5. Step 5: Solve for x
    x = 674,197,712,207.54/839,925.10
  6. Step 6: Final answer
    x = 802,687.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.